(19)

(11)

EP 2 797 470 A1

(12)

(43) Date of publication: 05.11.2014 Bulletin 2014/45 (21) Application number: 12816518.0 (22) Date of filing: 10.12.2012

(51) International Patent Classification (IPC):  A47J 31/06(2006.01) A47J 31/053(2006.01) A47J 31/18(2006.01) (86) International application number: PCT/IB2012/057120 (87) International publication number: WO 2013/098681 (04.07.2013 Gazette 2013/27)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 26.12.2011 WO PCT/CN2011/084704 (71) Applicant: Koninklijke Philips N.V. 5656 AE Eindhoven (NL)	(72) Inventors: HA, Wan, Kei, Ricky NL-5656 AE Eindhoven (NL) WANG, Guangwei NL-5656 AE Eindhoven (NL) (74) Representative: Coops, Peter  Philips Intellectual Property & Standards P.O. Box 220 5600 AE Eindhoven 5600 AE Eindhoven (NL)